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A farmhouse shelters 15 animals. Some are goats and some are ducks. Altogether there are 42 legs. How many of each animal are there? Use the variable g to represent goats Use the variable d to represent ducks
Part A: Create a system of equations that can model this scenario.
Part B: Solve the system of equations Algebraically

Respuesta :

senalvidun

Answer:g+d=152

g+2d=30

4g+2d=42

4g+2d-(2g+2d)=42-30

4g+2d-2g-2d =12 2g. =12

g=6

d+6=15

d=15-6

d=9

6 goats and 9 ducks